The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 02, 2013
Filed:
Dec. 04, 2008
Ralf Hartrampf, Wagenfeld, DE;
Ludger Rake, Diepholz, DE;
Andreas Giefer, Lemforde, DE;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
A method of diagnosing an electronic display device () having a screen () and a graphics memory () in which image data (), of an image displayed or to be displayed on the screen (), are one of stored or changed. A measured value () characterizes a current consumption or the change in current consumption of the screen () or display device () while a reference value () characterizes the current consumption or the change in current consumption of the screen () or display device () on the basis of the image data () or the change in image data (). The method compares the reference value () to the measured value () to determine any malfunction or error in the electronic display device ().